natebeaty/maybe-useful-php-hooha-for-alec.php

## maybe-useful-php-hooha-for-alec.php
<?php
// Pull all files in a directory into an array
$comic_dir = $_GET['comic']; // something like '001'
$files_in_dir = dirList("/archive/$comic_dir/",'\d+\.\w{3}'); // assumes files are named 5.jpg, can adjust regex if you have other files in dir you don't want to output (like a cover image)

function pageJumpLinks($num_pages) {
  $output = '';
  for ($i=0; $i < $num_pages; $i++) {
    $output .= '<a href="#' . $i . '">' . $i . '</a> | ';
  }
  return $output;
}

function comicPages($pages_arr, $comic_dir) {
  $output = '';
  $i = 0;
  foreach ($pages_arr as $page) {
    $i++;
    list($width, $height) = @getimagesize($_SERVER['DOCUMENT_ROOT'] . '/archive/' . $comic_dir . '/' . $page);
    $output .= '<p><img style="height:' . $height . 'px; width: ' . $width . 'px;" src="/archive/' . $comic_dir . '/' . $page . '" id="' . $i . '"></p>' . "\n";
  }
  return $output;
}

function dirList($dir_path, $filter='') {
  $rel_path = $_SERVER['DOCUMENT_ROOT'] . $dir_path;
  $files_arr = array();
  if (is_dir($rel_path)) {
    if ($handle = opendir($rel_path)) {
      while (false !== ($file = readdir($handle))) {
        if ($file != '.' && $file != '..' && !preg_match('/^\./',$file) && preg_match("/$filter/i",$file)) {
          $file = trim($file);
          if (!is_dir("$rel_path/$file")) {
            $files_arr[] = $file;
          }
        }
      }
      closedir($handle);
    }
  }
  return($files_arr);
}
?>

<html> etc...

<?php
// This could go down below in your template
if(empty($files_in_dir)) {
  echo '<p>No images found for comic.</p>';
} else {
  // Alphanumeric sort array
  sort($files_in_dir);

  // Show page jump nav (can put this wherever needed to output nav)
  echo pageJumpLinks(count($files_in_dir));

  // Show images (put wherever needed)
  echo comicPages($files_in_dir, $comic_dir);
}
?>
	<?php
	// Pull all files in a directory into an array
	$comic_dir = $_GET['comic']; // something like '001'
	$files_in_dir = dirList("/archive/$comic_dir/",'\d+\.\w{3}'); // assumes files are named 5.jpg, can adjust regex if you have other files in dir you don't want to output (like a cover image)

	function pageJumpLinks($num_pages) {
	$output = '';
	for ($i=0; $i < $num_pages; $i++) {
	$output .= '<a href="#' . $i . '">' . $i . '</a> \| ';
	}
	return $output;
	}

	function comicPages($pages_arr, $comic_dir) {
	$output = '';
	$i = 0;
	foreach ($pages_arr as $page) {
	$i++;
	list($width, $height) = @getimagesize($_SERVER['DOCUMENT_ROOT'] . '/archive/' . $comic_dir . '/' . $page);
	$output .= '<p><img style="height:' . $height . 'px; width: ' . $width . 'px;" src="/archive/' . $comic_dir . '/' . $page . '" id="' . $i . '"></p>' . "\n";
	}
	return $output;
	}

	function dirList($dir_path, $filter='') {
	$rel_path = $_SERVER['DOCUMENT_ROOT'] . $dir_path;
	$files_arr = array();
	if (is_dir($rel_path)) {
	if ($handle = opendir($rel_path)) {
	while (false !== ($file = readdir($handle))) {
	if ($file != '.' && $file != '..' && !preg_match('/^\./',$file) && preg_match("/$filter/i",$file)) {
	$file = trim($file);
	if (!is_dir("$rel_path/$file")) {
	$files_arr[] = $file;
	}
	}
	}
	closedir($handle);
	}
	}
	return($files_arr);
	}
	?>

	<html> etc...

	<?php
	// This could go down below in your template
	if(empty($files_in_dir)) {
	echo '<p>No images found for comic.</p>';
	} else {
	// Alphanumeric sort array
	sort($files_in_dir);

	// Show page jump nav (can put this wherever needed to output nav)
	echo pageJumpLinks(count($files_in_dir));

	// Show images (put wherever needed)
	echo comicPages($files_in_dir, $comic_dir);
	}
	?>